Email Formats
{
"mx": [
"1 aspmx.l.google.com.",
"10 alt3.aspmx.l.google.com.",
"10 alt4.aspmx.l.google.com.",
"5 alt1.aspmx.l.google.com.",
"5 alt2.aspmx.l.google.com."
],
"spf": [
"v=spf1 include:_spf.salesforce.com ~all",
"v=spf1 ip4:54.236.176.52 ip4:69.55.6.7 ip4:156.110.192.228 ip4:156.110.192.22 ip4:156.110.0.69 include:sendgrid.net include:_spf.emailcampaigns.net include:_spf.google.com include:mktomail.com include:a._spf.brightspace.com ~all"
]
}